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HMPL-506

Phase 1

Hematological Malignancies | Small molecule | Other |HUTCHMED (China) Limited|Last Updated: Sep 29, 2025

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
CONTROLLEDBiomarker
Total Trials1
Total Enrollment132
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT06387082A Clinical Study of HMPL-506 in Patients With Hematological MalignanciesPHASE1 RECRUITING 132May 27, 2024Dec 8, 2027Sep 29, 202516 China
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Study Endpoints
Primary Endpoints
Safety evaluation: Safety Incidence of Dose-limiting Toxicity (DLTs)
The DLT assessment window is Cycle 1 + 3 days (starting from dosing on Day -3, i.e., 28 + 3 days) in the first two dose groups (50 mg and 100 mg), and Cycle 1 (starting from Day 1 of each cycle, i.e., 28 days) in other dose groups.

Incidence of serious Dose-limiting Toxicity evaluated using the NCI CTCAE V5.0.

Safety evaluation: Incidence of serious adverse events (SAEs) and Relationship to Study Drug
The time from the first dose of HMPL-506 to 30 days after last dose, or initiation of a new anti-tumor therapy, whichever comes first. Maybe assessed up to 42 months

Incidence of serious adverse events (SAEs) evaluated using the NCI CTCAE V5.0 and the relationship of DLTs and SAEs with the investigational product. The assessment window is from the first dose of HMPL-506 to 30 days after last dose, or initiation of a new anti-tumor therapy, whichever comes first.

Efficacy evaluation: Anti-tumor efficacy evaluation.
To assess at every cycle during the first 6 cycles of treatment (each cycle is 28 days) and once every 2 cycles thereafter; response evaluation will also be conducted at each Event-free survival (EFS) follow-up visit.Maybe assessed up to 42 Months.

Performing anti-tumor efficacy evaluation of HMPL-506 based on Complete response (CR), Complete response with partial recovery of hematology (CRh), Complete response with incomplete hematological recovery (CRi) assessed by the Investigator. Response evaluation in AML will be conducted based on the European LeukmiaNet (ELN) 2022 criteria; response evaluation in ALL will be conducted based on the National Comprehensive Cancer Network (NCCN) Guidelines for the Diagnosis and Treatment of ALL (2023 Version 3).

Secondary Endpoints
Incidence of adverse events (AEs) and Relationship to Study Drug
The time from the first dose of HMPL-506 to 30 days after last dose, or initiation of a new anti-tumor therapy, whichever comes first. Maybe assessed up to 42 Months.
Adverse Events Associated with Dose Modifications
The time from the first dose of HMPL-506 to 30 days after last dose, or initiation of a new anti-tumor therapy, whichever comes first. Maybe assessed up to 42 Months.
Evaluate electrocardiogram (ECG) assessments.
The time from the first dose of HMPL-506 to 30 days after last dose, or initiation of a new anti-tumor therapy, whichever comes first. Maybe assessed up to 42 Months.
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Study Design & Arms
AllocationNON_RANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
50mg QDEXPERIMENTALThe starting dose of 50 mg QD will be escalated using the accelerated titration design in the first enrolled subject. If no DLT is observed and no Grade 2 or higher investigational product-related adverse events occur during the DLT observation period at the dose 50mg QD, the dose can be escalated to 100 mg QD, and the mTPI-2 design will be used for dose escalation. The dose will be escalated based on available efficacy and safety data in conjunction with preclinical Pharmacodynamics, Pharmacokinetic (PK) and Pharmacodynamics (PD) data.
100mg QDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
200mg QDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
300mg QDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
400mg QDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
25 mg BIDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
50mg BIDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
75 mg BIDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
150mg QDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
100mg BIDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
150mg BIDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
200mg BIDEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
Other dose determined by SRCEXPERIMENTALAt least 3 patients will be enrolled at each dose level and additional 3 patients will be recruited at the dose level decided by the next cohort following the rules specified in the protocol when all patients in the current dose group complete the DLT assessment. The number of patients finally enrolled in each dose group is not limited to 3 patients, and the need to increase the number of patients may be decided by the sponsor or by discussion at a SRC meeting to obtain the relevant data required. However, at least 3 DLT evaluable patients per dose group must be ensured.
Interventions
NameTypeDescription
HMPL-506DRUGHMPL-506 will be administered orally in 28-day cycles, until disease progression/relapse , death, intolerable toxicity, receipt of another anti-tumor therapy (including HSCT), failure to further benefit , patient withdrawal, loss to follow-up or end of the study, whichever comes first.
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Eligibility Criteria
Age Range18 Years — N/A
SexALL
Healthy VolunteersNo
Study Sites16

Inclusion Criteria: * Subjects must meet all of the following criteria to be eligible for enrolment. 1. Having understood this study adequately and being voluntary to sign the ICF; 2. Age ≥18 years; 3. 1\) Dose escalation phase: patient with MLL-rearranged and/or NPM1-mutant relapsed/refract...

Countries:China
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Recent Changes (Last 90 Days)
LOWMay 26, 2026NCT06387082primaryCompletionDate: changed
LOWMay 24, 2026NCT06387082studyFirstPostDate: changed